/* ============================================================
   APP.CSS — Estilos globales de la plataforma MVC Base
   Fondo blanco, cards suaves, bordes vibrantes
   ============================================================ */

/* --- Reset mínimo --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.65;
  color: #1a1a2e;
  background: #f8f9ff;
}
img { max-width: 100%; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- Variables globales (complementan theme.css) --- */
:root {
  --font-sans: 'Inter', -apple-system, sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,.08), 0 1px 3px rgba(0,0,0,.05);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.12), 0 2px 8px rgba(0,0,0,.06);
  --sidebar-w: 260px;
  --navbar-h:  64px;
  --transition: .2s ease;
}

/* --- Cards --- */
.card {
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1.5px solid rgba(var(--color-primary-rgb), .12);
  padding: 1.5rem;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); border-color: rgba(var(--color-primary-rgb), .25); }
.card-title { font-size: 1rem; font-weight: 700; color: #1a1a2e; margin: 0 0 .5rem; }
.card-subtitle { font-size: .85rem; color: #6b7280; margin: 0 0 1rem; }

/* Variantes de card */
.card-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff; border: none;
}
.card-primary .card-title, .card-primary .card-subtitle { color: rgba(255,255,255,.9); }

.card-accent {
  border-left: 4px solid var(--color-accent);
  background: rgba(var(--color-accent-rgb), .04);
}

/* --- Botones --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .6rem 1.4rem; border-radius: var(--radius-sm); font-size: .9rem;
  font-weight: 600; border: 2px solid transparent; cursor: pointer;
  transition: all var(--transition); text-decoration: none; white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary); color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-secondary); border-color: var(--color-secondary);
  box-shadow: 0 4px 14px rgba(var(--color-primary-rgb), .4); text-decoration: none; color: #fff;
}
.btn-secondary {
  background: transparent; color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-secondary:hover {
  background: var(--color-primary); color: #fff; text-decoration: none;
}
.btn-accent {
  background: var(--color-accent); color: #fff; border-color: var(--color-accent);
}
.btn-accent:hover { opacity: .88; text-decoration: none; color: #fff; }
.btn-danger { background: #ef4444; color: #fff; border-color: #ef4444; }
.btn-danger:hover { background: #dc2626; border-color: #dc2626; text-decoration: none; color: #fff; }
.btn-ghost { background: transparent; color: #6b7280; border-color: #e5e7eb; }
.btn-ghost:hover { background: #f3f4f6; border-color: #d1d5db; text-decoration: none; }
.btn-sm { padding: .4rem 1rem; font-size: .82rem; }
.btn-lg { padding: .85rem 2rem; font-size: 1rem; }
.btn-full { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* --- Formularios --- */
.form-group { margin-bottom: 1.1rem; }
.form-label {
  display: block; font-size: .85rem; font-weight: 600;
  color: #374151; margin-bottom: .4rem;
}
.form-control {
  width: 100%; padding: .65rem 1rem; border-radius: var(--radius-sm);
  border: 1.5px solid #e5e7eb; font-size: .95rem; color: #1a1a2e;
  background: #fff; outline: none; transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), .15);
}
.form-control::placeholder { color: #9ca3af; }
.form-text { font-size: .8rem; color: #6b7280; margin-top: .25rem; }

/* Selects */
select.form-control { cursor: pointer; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem;
}

/* --- Badges / Pills --- */
.badge {
  display: inline-flex; align-items: center; padding: .25rem .65rem;
  border-radius: 999px; font-size: .75rem; font-weight: 600; line-height: 1;
}
.badge-primary { background: rgba(var(--color-primary-rgb),.12); color: var(--color-primary); }
.badge-success { background: #d1fae5; color: #065f46; }
.badge-danger  { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-info    { background: rgba(var(--color-accent-rgb),.12); color: #0e7490; }
.badge-gray    { background: #f3f4f6; color: #6b7280; }

/* --- Alertas flash --- */
.alert {
  padding: .9rem 1.2rem; border-radius: var(--radius-sm); margin-bottom: 1.2rem;
  font-size: .9rem; display: flex; align-items: flex-start; gap: .75rem;
  border: 1.5px solid;
}
.alert-success { background: #f0fdf4; color: #166534; border-color: #86efac; }
.alert-error   { background: #fef2f2; color: #991b1b; border-color: #fca5a5; }
.alert-warning { background: #fffbeb; color: #92400e; border-color: #fcd34d; }
.alert-info    { background: #eff6ff; color: #1e40af; border-color: #93c5fd; }

/* --- Tablas --- */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-md); }
.table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.table th {
  background: #f8f9ff; color: #374151; font-weight: 700; font-size: .8rem;
  letter-spacing: .04em; text-transform: uppercase; padding: .85rem 1rem;
  border-bottom: 2px solid rgba(var(--color-primary-rgb),.15); text-align: left;
}
.table td {
  padding: .85rem 1rem; border-bottom: 1px solid #f1f5f9;
  color: #374151; vertical-align: middle;
}
.table tbody tr:hover { background: rgba(var(--color-primary-rgb),.03); }
.table tbody tr:last-child td { border-bottom: none; }

/* --- Stat cards (admin/dashboard) --- */
.stat-card {
  background: #fff; border-radius: var(--radius-md); padding: 1.4rem;
  border: 1.5px solid rgba(var(--color-primary-rgb),.1);
  box-shadow: var(--shadow-sm); display: flex; align-items: center; gap: 1rem;
}
.stat-icon {
  width: 54px; height: 54px; border-radius: var(--radius-md); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 1.5rem;
}
.stat-icon-primary { background: rgba(var(--color-primary-rgb),.1); color: var(--color-primary); }
.stat-icon-accent  { background: rgba(var(--color-accent-rgb),.1); color: var(--color-accent); }
.stat-icon-success { background: #d1fae5; color: #065f46; }
.stat-icon-warning { background: #fef3c7; color: #92400e; }
.stat-value { font-size: 1.9rem; font-weight: 800; color: #1a1a2e; line-height: 1; }
.stat-label { font-size: .82rem; color: #6b7280; margin-top: .2rem; }

/* --- Layout: sidebar + main --- */
.layout-admin, .layout-dashboard {
  display: flex; min-height: 100vh; background: #f8f9ff;
}
.main-content {
  flex: 1; margin-left: var(--sidebar-w);
  padding-top: var(--navbar-h); min-width: 0;
  transition: margin-left var(--transition);
}
.page-inner {
  padding: 2rem;
  max-width: 1280px;
}
.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem;
}
.page-title { font-size: 1.5rem; font-weight: 800; color: #1a1a2e; margin: 0; }
.page-subtitle { font-size: .9rem; color: #6b7280; margin: .2rem 0 0; }

/* Grid utilities */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.grid-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }

/* Divider */
.divider { height: 1px; background: #f1f5f9; margin: 1.5rem 0; }

/* Avatar */
.avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff; display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .9rem; flex-shrink: 0;
}
.avatar-lg { width: 72px; height: 72px; font-size: 1.6rem; }

/* Color picker row */
.color-row { display: flex; align-items: center; gap: 1rem; }
.color-picker { width: 44px; height: 44px; border-radius: var(--radius-sm); border: 2px solid #e5e7eb; cursor: pointer; padding: 0; }

/* Toggle switch */
.toggle { position: relative; display: inline-block; width: 46px; height: 26px; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; inset: 0; border-radius: 999px;
  background: #e5e7eb; cursor: pointer; transition: background var(--transition);
}
.toggle-slider::before {
  content: ''; position: absolute; left: 3px; bottom: 3px;
  width: 20px; height: 20px; border-radius: 50%; background: #fff;
  box-shadow: var(--shadow-sm); transition: transform var(--transition);
}
.toggle input:checked + .toggle-slider { background: var(--color-primary); }
.toggle input:checked + .toggle-slider::before { transform: translateX(20px); }

/* Scroll personalizado */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

/* Utility */
.text-muted  { color: #6b7280; }
.text-center { text-align: center; }
.text-right  { text-align: right; }
.fw-bold     { font-weight: 700; }
.fw-medium   { font-weight: 600; }
.d-flex      { display: flex; }
.align-center{ align-items: center; }
.gap-1       { gap: .5rem; }
.gap-2       { gap: 1rem; }
.mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: .5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }
.p-0 { padding: 0; }